@rem: 750/16rem;
.carousel-wrap {
    position: relative;
    .carousel-list {
        .item {
            float: left;
            a {
                display: block;
            }
            img {
                vertical-align: top;
                height: 454/@rem;
            }
        }
    }
    .point-wrap {
        position: absolute;
        top: 380/@rem;
        left:38%;
        span {
            display: inline-block;
            border-radius: 50%;
            width: 25/@rem;
            height: 25/@rem;
            background-color: #929292;
            margin-left: 5/@rem;
            //给元素的某个类设定类的样式&.类名
            &.active {
                background-color: #FF0045;
            }
        }
        z-index: 299;
    }
}